FR689358A - Electric voltage indicator - Google Patents

Electric voltage indicator

Info

Publication number
FR689358A
FR689358A FR689358DA FR689358A FR 689358 A FR689358 A FR 689358A FR 689358D A FR689358D A FR 689358DA FR 689358 A FR689358 A FR 689358A
Authority
FR
France
Prior art keywords
electric voltage
voltage indicator
indicator
electric
voltage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR689358A publication Critical patent/FR689358A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/155—Indicating the presence of voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR689358D 1929-02-12 1930-02-03 Electric voltage indicator Expired FR689358A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL689358X 1929-02-12

Publications (1)

Publication Number Publication Date
FR689358A true FR689358A (en) 1930-09-05

Family

ID=19805762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689358D Expired FR689358A (en) 1929-02-12 1930-02-03 Electric voltage indicator

Country Status (1)

Country Link
FR (1) FR689358A (en)

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